parse_url: Handle invalid IPv6 addresses

netlib/http.py

@@ -21,7 +21,10 @@ def parse_url(url):
             host is a valid IDNA-encoded hostname with no null-bytes
             path is valid ASCII
     """
-    scheme, netloc, path, params, query, fragment = urlparse.urlparse(url)
+    try:
+        scheme, netloc, path, params, query, fragment = urlparse.urlparse(url)
+    except ValueError:
+        return None
     if not scheme:
         return None
     if ':' in netloc:

test/test_http.py

@@ -294,11 +294,14 @@ def test_parse_url():
 
     # Invalid IDNA
     assert not http.parse_url("http://\xfafoo")
+    # Invalid PATH
     assert not http.parse_url("http:/\xc6/localhost:56121")
+    # Null byte in host
     assert not http.parse_url("http://foo\0")
+    # Port out of range
     assert not http.parse_url("http://foo:999999")
-
-
+    # Invalid IPv6 URL - see http://www.ietf.org/rfc/rfc2732.txt
+    assert not http.parse_url('http://lo[calhost')
 
 def test_parse_http_basic_auth():
     vals = ("basic", "foo", "bar")